3143520242 has 16 divisors (see below), whose sum is σ = 4767996480. Its totient is φ = 1554232752.

The previous prime is 3143520209. The next prime is 3143520257. The reversal of 3143520242 is 2420253413.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135293 + ... + 156815.

It is an arithmetic number, because the mean of its divisors is an integer number (297999780).

Almost surely, 2^3143520242 is an apocalyptic number.

3143520242 is a deficient number, since it is larger than the sum of its proper divisors (1624476238).

3143520242 is a wasteful number, since it uses less digits than its factorization.

3143520242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22337.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 3143520242 is about 56067.1048120018. The cubic root of 3143520242 is about 1464.8913697520.

Adding to 3143520242 its reverse (2420253413), we get a palindrome (5563773655).

The spelling of 3143520242 in words is "three billion, one hundred forty-three million, five hundred twenty thousand, two hundred forty-two".